1. an acute and highly contagious respiratory disease of swine caused by the orthomyxovirus thought to be the same virus that caused the 1918 influenza pandemic; [syn: swine influenza, swine flu]
WordNet (r) 3.0 (2006):
swine influenza
n 1: an acute and highly contagious respiratory disease of swine
caused by the orthomyxovirus thought to be the same virus
that caused the 1918 influenza pandemic [syn: swine
influenza, swine flu]